longitude lines earth run latitude science south north used identify worldatlas there
which latitude longitude lines degree minutes into earth equator line sphere parallel basic divided perpendicular further units called
longitude latitude lines map geography globe earth distance between location grid vertical degrees north eastside where south picture
latitude longitude geography world astronomy map meridian terrestrial sphere center pole circle great grade teaching ghana draw human through time
latitude longitude geography lines important parallels equator circle degrees west tropic cancer greenwich arctic picture labelled
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latitude longitude lines latitudes equator longitudes britannica facts
latitude longitude map line worldatlas world lines equator degrees minutes north seconds facts meridian prime angular horizontal distance shown
latitude longitude britannica encyclopædia